Não informado. (1950). Iowa State College veterinarian. Iowa State College of Agriculture and Mechanic Arts.
Chicago-Zitierstil (17. Ausg.)Não informado. Iowa State College Veterinarian. Ames, Iowa: Iowa State College of Agriculture and Mechanic Arts, 1950.
MLA-Zitierstil (8. Ausg.)Não informado. Iowa State College Veterinarian. Iowa State College of Agriculture and Mechanic Arts, 1950.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.